#66F06B#66F06B

#66F06B is a very light, highly saturated green. Relative luminance 0.662; OKLCH L 85.0% C 0.212 H 144.0°. Best body text is #000000 at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#66F06B
RGB	rgb(102, 240, 107)
HSL	hsl(122, 82%, 67%)
HSV	hsv(122, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 55.4%, 5.9%)
CIE-LAB	lab(85.10, -63.31, 52.47)
CIE-LCH	lch(85.10, 82.23, 140.35°)
OKLab	oklab(85.03% -0.1718 0.1247)
OKLCH	oklch(85.03% 0.212 144)
XYZ	xyz(39.2912, 66.2029, 24.6149)
Luminance	0.6621 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F06B #F066EB

analogous

#A6F066 #66F06B #66F0B0

triadic

#66F06B #6B66F0 #F06B66

tetradic

#66F06B #66A6F0 #F066EB #F0B066

square

#66F06B #66A6F0 #F066EB #F0B066

split-complementary

#66F06B #B066F0 #F066A6

monochromatic

#14C81A #2EEB35 #66F06B #9EF5A1 #D5FBD7

Accessibility & contrast

On white

1.47

#66F06B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.24

#66F06B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F06B

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F06B	#FFFFFF	#000000	##000000
##66F06B	1.00	1.47	14.24	14.24
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.24	21.00	1.00	1.00
##000000	14.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DC5E

Deuteranopia (green-blind)

#E3D075

Tritanopia (blue-blind)

#4DEAD2

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #66f06b;
/* rgb */ color: rgb(102, 240, 107);
/* oklch */ color: oklch(85.0% 0.212 144.0);

Tailwind

colors: {
  custom: {
    50: '#9ef699',
    500: '#66f06b',
    950: '#000000',
  },
}

SCSS

$custom: #66f06b;
$custom-light: #9ef699;
$custom-dark: #000000;

JSON

{
  "hex": "#66f06b",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 107
  },
  "hsl": {
    "h": 122.174,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.85029,
    "c": 0.21229,
    "h": 144
  },
  "luminance": 0.66206
}

Semantic roles & 50–950 ramp

primary

#66F06B

secondary

#C535C0

accent

#07D7DF

background

#FCFFFC

surface

#F6FFF5

border

#D0D7CF

text

#10170E

muted

#80857F

Preview Lab

Preview with #66F06B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →